434 lines
12 KiB
C
434 lines
12 KiB
C
/*
|
|
* stdio.h
|
|
*
|
|
* Definitions of types and prototypes of functions for standard input and
|
|
* output.
|
|
*
|
|
* NOTE: The file manipulation functions provided by Microsoft seem to
|
|
* work with either slash (/) or backslash (\) as the directory separator.
|
|
*
|
|
* This file is part of the Mingw32 package.
|
|
*
|
|
* Contributors:
|
|
* Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
|
|
*
|
|
* THIS SOFTWARE IS NOT COPYRIGHTED
|
|
*
|
|
* This source code is offered for use in the public domain. You may
|
|
* use, modify or distribute it freely.
|
|
*
|
|
* This code is distributed in the hope that it will be useful but
|
|
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
|
|
* DISCLAIMED. This includes but is not limited to warranties of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
*
|
|
* $Revision$
|
|
* $Author$
|
|
* $Date$
|
|
*
|
|
*/
|
|
|
|
#ifndef _STDIO_H_
|
|
#define _STDIO_H_
|
|
|
|
/* All the headers include this file. */
|
|
#include <_mingw.h>
|
|
|
|
#ifndef RC_INVOKED
|
|
#define __need_size_t
|
|
#define __need_NULL
|
|
#define __need_wchar_t
|
|
#define __need_wint_t
|
|
#include <stddef.h>
|
|
#define __need___va_list
|
|
#include <stdarg.h>
|
|
#endif /* Not RC_INVOKED */
|
|
|
|
|
|
/* Flags for the iobuf structure */
|
|
#define _IOREAD 1 /* currently reading */
|
|
#define _IOWRT 2 /* currently writing */
|
|
#define _IORW 0x0080 /* opened as "r+w" */
|
|
|
|
|
|
/*
|
|
* The three standard file pointers provided by the run time library.
|
|
* NOTE: These will go to the bit-bucket silently in GUI applications!
|
|
*/
|
|
#define STDIN_FILENO 0
|
|
#define STDOUT_FILENO 1
|
|
#define STDERR_FILENO 2
|
|
|
|
/* Returned by various functions on end of file condition or error. */
|
|
#define EOF (-1)
|
|
|
|
/*
|
|
* The maximum length of a file name. You should use GetVolumeInformation
|
|
* instead of this constant. But hey, this works.
|
|
*
|
|
* NOTE: This is used in the structure _finddata_t (see io.h) so changing it
|
|
* is probably not a good idea.
|
|
*/
|
|
#define FILENAME_MAX (260)
|
|
|
|
/*
|
|
* The maximum number of files that may be open at once. I have set this to
|
|
* a conservative number. The actual value may be higher.
|
|
*/
|
|
#define FOPEN_MAX (20)
|
|
|
|
/* After creating this many names, tmpnam and tmpfile return NULL */
|
|
#define TMP_MAX 32767
|
|
/*
|
|
* Tmpnam, tmpfile and, sometimes, _tempnam try to create
|
|
* temp files in the root directory of the current drive
|
|
* (not in pwd, as suggested by some older MS doc's).
|
|
* Redefining these macros does not effect the CRT functions.
|
|
*/
|
|
#define _P_tmpdir "\\"
|
|
#define _wP_tmpdir L"\\"
|
|
|
|
/*
|
|
* The maximum size of name (including NUL) that will be put in the user
|
|
* supplied buffer caName for tmpnam.
|
|
* Inferred from the size of the static buffer returned by tmpnam
|
|
* when passed a NULL argument. May actually be smaller.
|
|
*/
|
|
#define L_tmpnam (16)
|
|
|
|
#define _IOFBF 0x0000 /* full buffered */
|
|
#define _IOLBF 0x0040 /* line buffered */
|
|
#define _IONBF 0x0004 /* not buffered */
|
|
|
|
#define _IOMYBUF 0x0008 /* stdio malloc()'d buffer */
|
|
#define _IOEOF 0x0010 /* EOF reached on read */
|
|
#define _IOERR 0x0020 /* I/O error from system */
|
|
#define _IOSTRG 0x0040 /* Strange or no file descriptor */
|
|
#ifdef _POSIX_SOURCE
|
|
# define _IOAPPEND 0x0200
|
|
#endif
|
|
/*
|
|
* The buffer size as used by setbuf such that it is equivalent to
|
|
* (void) setvbuf(fileSetBuffer, caBuffer, _IOFBF, BUFSIZ).
|
|
*/
|
|
#define BUFSIZ 512
|
|
|
|
/* Constants for nOrigin indicating the position relative to which fseek
|
|
* sets the file position. Enclosed in ifdefs because io.h could also
|
|
* define them. (Though not anymore since io.h includes this file now.) */
|
|
#ifndef SEEK_SET
|
|
#define SEEK_SET (0)
|
|
#endif
|
|
|
|
#ifndef SEEK_CUR
|
|
#define SEEK_CUR (1)
|
|
#endif
|
|
|
|
#ifndef SEEK_END
|
|
#define SEEK_END (2)
|
|
#endif
|
|
|
|
|
|
#ifndef RC_INVOKED
|
|
|
|
#ifndef __VALIST
|
|
#ifdef __GNUC__
|
|
#define __VALIST __gnuc_va_list
|
|
#else
|
|
#define __VALIST char*
|
|
#endif
|
|
#endif /* defined __VALIST */
|
|
|
|
/*
|
|
* The structure underlying the FILE type.
|
|
*
|
|
* I still believe that nobody in their right mind should make use of the
|
|
* internals of this structure. Provided by Pedro A. Aranda Gutiirrez
|
|
* <paag@tid.es>.
|
|
*/
|
|
#ifndef _FILE_DEFINED
|
|
#define _FILE_DEFINED
|
|
typedef struct _iobuf
|
|
{
|
|
char* _ptr;
|
|
int _cnt;
|
|
char* _base;
|
|
int _flag;
|
|
int _file;
|
|
int _charbuf;
|
|
int _bufsiz;
|
|
char* _tmpfname;
|
|
} FILE;
|
|
#endif /* Not _FILE_DEFINED */
|
|
|
|
|
|
/*
|
|
* The standard file handles
|
|
*/
|
|
#ifndef __DECLSPEC_SUPPORTED
|
|
|
|
extern FILE (*_imp___iob)[]; /* A pointer to an array of FILE */
|
|
|
|
#define _iob (*_imp___iob) /* An array of FILE */
|
|
|
|
#else /* __DECLSPEC_SUPPORTED */
|
|
|
|
__MINGW_IMPORT FILE _iob[]; /* An array of FILE imported from DLL. */
|
|
|
|
#endif /* __DECLSPEC_SUPPORTED */
|
|
|
|
#define stdin (&_iob[STDIN_FILENO])
|
|
#define stdout (&_iob[STDOUT_FILENO])
|
|
#define stderr (&_iob[STDERR_FILENO])
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*
|
|
* File Operations
|
|
*/
|
|
_CRTIMP FILE* __cdecl fopen (const char*, const char*);
|
|
_CRTIMP FILE* __cdecl freopen (const char*, const char*, FILE*);
|
|
_CRTIMP int __cdecl fflush (FILE*);
|
|
_CRTIMP int __cdecl fclose (FILE*);
|
|
/* MS puts remove & rename (but not wide versions) in io.h also */
|
|
_CRTIMP int __cdecl remove (const char*);
|
|
_CRTIMP int __cdecl rename (const char*, const char*);
|
|
_CRTIMP FILE* __cdecl tmpfile (void);
|
|
_CRTIMP char* __cdecl tmpnam (char*);
|
|
_CRTIMP char* __cdecl _tempnam (const char*, const char*);
|
|
|
|
#ifndef NO_OLDNAMES
|
|
_CRTIMP char* __cdecl tempnam (const char*, const char*);
|
|
#endif
|
|
|
|
_CRTIMP int __cdecl setvbuf (FILE*, char*, int, size_t);
|
|
|
|
_CRTIMP void __cdecl setbuf (FILE*, char*);
|
|
|
|
/*
|
|
* Formatted Output
|
|
*/
|
|
|
|
_CRTIMP int __cdecl fprintf (FILE*, const char*, ...);
|
|
_CRTIMP int __cdecl printf (const char*, ...);
|
|
_CRTIMP int __cdecl sprintf (char*, const char*, ...);
|
|
_CRTIMP int __cdecl _snprintf (char*, size_t, const char*, ...);
|
|
_CRTIMP int __cdecl vfprintf (FILE*, const char*, __VALIST);
|
|
_CRTIMP int __cdecl vprintf (const char*, __VALIST);
|
|
_CRTIMP int __cdecl vsprintf (char*, const char*, __VALIST);
|
|
_CRTIMP int __cdecl _vsnprintf (char*, size_t, const char*, __VALIST);
|
|
|
|
#ifndef __NO_ISOCEXT /* externs in libmingwex.a */
|
|
int __cdecl snprintf(char* s, size_t n, const char* format, ...);
|
|
extern __inline__ int __cdecl
|
|
vsnprintf (char* s, size_t n, const char* format, __VALIST arg)
|
|
{ return _vsnprintf ( s, n, format, arg); }
|
|
int __cdecl vscanf (const char * __restrict__, __VALIST);
|
|
int __cdecl vfscanf (FILE * __restrict__, const char * __restrict__,
|
|
__VALIST);
|
|
int __cdecl vsscanf (const char * __restrict__,
|
|
const char * __restrict__, __VALIST);
|
|
#endif
|
|
|
|
/*
|
|
* Formatted Input
|
|
*/
|
|
|
|
_CRTIMP int __cdecl fscanf (FILE*, const char*, ...);
|
|
_CRTIMP int __cdecl scanf (const char*, ...);
|
|
_CRTIMP int __cdecl sscanf (const char*, const char*, ...);
|
|
/*
|
|
* Character Input and Output Functions
|
|
*/
|
|
|
|
_CRTIMP int __cdecl fgetc (FILE*);
|
|
_CRTIMP char* __cdecl fgets (char*, int, FILE*);
|
|
_CRTIMP int __cdecl fputc (int, FILE*);
|
|
_CRTIMP int __cdecl fputs (const char*, FILE*);
|
|
_CRTIMP int __cdecl getc (FILE*);
|
|
_CRTIMP int __cdecl getchar (void);
|
|
_CRTIMP char* __cdecl gets (char*);
|
|
_CRTIMP int __cdecl putc (int, FILE*);
|
|
_CRTIMP int __cdecl putchar (int);
|
|
_CRTIMP int __cdecl puts (const char*);
|
|
_CRTIMP int __cdecl ungetc (int, FILE*);
|
|
|
|
/*
|
|
* Direct Input and Output Functions
|
|
*/
|
|
|
|
_CRTIMP size_t __cdecl fread (void*, size_t, size_t, FILE*);
|
|
_CRTIMP size_t __cdecl fwrite (const void*, size_t, size_t, FILE*);
|
|
|
|
/*
|
|
* File Positioning Functions
|
|
*/
|
|
|
|
_CRTIMP int __cdecl fseek (FILE*, long, int);
|
|
_CRTIMP long __cdecl ftell (FILE*);
|
|
_CRTIMP void __cdecl rewind (FILE*);
|
|
|
|
#ifdef __USE_MINGW_FSEEK /* These are in libmingwex.a */
|
|
/*
|
|
* Workaround for limitations on win9x where a file contents are
|
|
* not zero'd out if you seek past the end and then write.
|
|
*/
|
|
|
|
int __cdecl __mingw_fseek (FILE *, long, int);
|
|
int __cdecl __mingw_fwrite (const void*, size_t, size_t, FILE*);
|
|
#define fseek(fp, offset, whence) __mingw_fseek(fp, offset, whence)
|
|
#define fwrite(buffer, size, count, fp) __mingw_fwrite(buffer, size, count, fp)
|
|
#endif /* __USE_MINGW_FSEEK */
|
|
|
|
/*
|
|
* An opaque data type used for storing file positions... The contents of
|
|
* this type are unknown, but we (the compiler) need to know the size
|
|
* because the programmer using fgetpos and fsetpos will be setting aside
|
|
* storage for fpos_t structres. Actually I tested using a byte array and
|
|
* it is fairly evident that the fpos_t type is a long (in CRTDLL.DLL).
|
|
* Perhaps an unsigned long? TODO? It's definitely a 64-bit number in
|
|
* MSVCRT however, and for now `long long' will do.
|
|
*/
|
|
#ifdef __MSVCRT__
|
|
typedef long long fpos_t;
|
|
#else
|
|
typedef long fpos_t;
|
|
#endif
|
|
|
|
_CRTIMP int __cdecl fgetpos (FILE*, fpos_t*);
|
|
_CRTIMP int __cdecl fsetpos (FILE*, const fpos_t*);
|
|
|
|
/*
|
|
* Error Functions
|
|
*/
|
|
|
|
_CRTIMP void __cdecl clearerr (FILE*);
|
|
_CRTIMP int __cdecl feof (FILE*);
|
|
_CRTIMP int __cdecl ferror (FILE*);
|
|
_CRTIMP void __cdecl perror (const char*);
|
|
|
|
|
|
#ifndef __STRICT_ANSI__
|
|
/*
|
|
* Pipes
|
|
*/
|
|
_CRTIMP FILE* __cdecl _popen (const char*, const char*);
|
|
_CRTIMP int __cdecl _pclose (FILE*);
|
|
|
|
#ifndef NO_OLDNAMES
|
|
_CRTIMP FILE* __cdecl popen (const char*, const char*);
|
|
_CRTIMP int __cdecl pclose (FILE*);
|
|
#endif
|
|
|
|
/*
|
|
* Other Non ANSI functions
|
|
*/
|
|
_CRTIMP int __cdecl _flushall (void);
|
|
_CRTIMP int __cdecl _fgetchar (void);
|
|
_CRTIMP int __cdecl _fputchar (int);
|
|
_CRTIMP FILE* __cdecl _fdopen (int, const char*);
|
|
_CRTIMP int __cdecl _fileno (FILE*);
|
|
_CRTIMP int __cdecl _fcloseall(void);
|
|
#ifdef __MSVCRT__
|
|
_CRTIMP int __cdecl _getmaxstdio(void);
|
|
_CRTIMP int __cdecl _setmaxstdio(int);
|
|
#endif
|
|
|
|
#ifndef _NO_OLDNAMES
|
|
_CRTIMP int __cdecl fgetchar (void);
|
|
_CRTIMP int __cdecl fputchar (int);
|
|
_CRTIMP FILE* __cdecl fdopen (int, const char*);
|
|
_CRTIMP int __cdecl fileno (FILE*);
|
|
#endif /* Not _NO_OLDNAMES */
|
|
|
|
#endif /* Not __STRICT_ANSI__ */
|
|
|
|
/* Wide versions */
|
|
|
|
#ifndef _WSTDIO_DEFINED
|
|
/* also in wchar.h - keep in sync */
|
|
_CRTIMP int __cdecl fwprintf (FILE*, const wchar_t*, ...);
|
|
_CRTIMP int __cdecl wprintf (const wchar_t*, ...);
|
|
_CRTIMP int __cdecl swprintf (wchar_t*, const wchar_t*, ...);
|
|
_CRTIMP int __cdecl _snwprintf (wchar_t*, size_t, const wchar_t*, ...);
|
|
_CRTIMP int __cdecl vfwprintf (FILE*, const wchar_t*, __VALIST);
|
|
_CRTIMP int __cdecl vwprintf (const wchar_t*, __VALIST);
|
|
_CRTIMP int __cdecl vswprintf (wchar_t*, const wchar_t*, __VALIST);
|
|
_CRTIMP int __cdecl _vsnwprintf (wchar_t*, size_t, const wchar_t*, __VALIST);
|
|
_CRTIMP int __cdecl fwscanf (FILE*, const wchar_t*, ...);
|
|
_CRTIMP int __cdecl wscanf (const wchar_t*, ...);
|
|
_CRTIMP int __cdecl swscanf (const wchar_t*, const wchar_t*, ...);
|
|
_CRTIMP wint_t __cdecl fgetwc (FILE*);
|
|
_CRTIMP wint_t __cdecl fputwc (wchar_t, FILE*);
|
|
_CRTIMP wint_t __cdecl ungetwc (wchar_t, FILE*);
|
|
|
|
#ifdef __MSVCRT__
|
|
_CRTIMP wchar_t* __cdecl fgetws (wchar_t*, int, FILE*);
|
|
_CRTIMP int __cdecl fputws (const wchar_t*, FILE*);
|
|
_CRTIMP wint_t __cdecl getwc (FILE*);
|
|
_CRTIMP wint_t __cdecl getwchar (void);
|
|
_CRTIMP wchar_t* __cdecl _getws (wchar_t*);
|
|
_CRTIMP wint_t __cdecl putwc (wint_t, FILE*);
|
|
_CRTIMP int __cdecl _putws (const wchar_t*);
|
|
_CRTIMP wint_t __cdecl putwchar (wint_t);
|
|
_CRTIMP FILE* __cdecl _wfdopen(int, wchar_t *);
|
|
_CRTIMP FILE* __cdecl _wfopen (const wchar_t*, const wchar_t*);
|
|
_CRTIMP FILE* __cdecl _wfreopen (const wchar_t*, const wchar_t*, FILE*);
|
|
_CRTIMP FILE* __cdecl _wfsopen (const wchar_t*, const wchar_t*, int);
|
|
_CRTIMP wchar_t* __cdecl _wtmpnam (wchar_t*);
|
|
_CRTIMP wchar_t* __cdecl _wtempnam (const wchar_t*, const wchar_t*);
|
|
_CRTIMP int __cdecl _wrename (const wchar_t*, const wchar_t*);
|
|
_CRTIMP int __cdecl _wremove (const wchar_t*);
|
|
_CRTIMP void __cdecl _wperror (const wchar_t*);
|
|
_CRTIMP FILE* __cdecl _wpopen (const wchar_t*, const wchar_t*);
|
|
#endif /* __MSVCRT__ */
|
|
|
|
#ifndef __NO_ISOCEXT /* externs in libmingwex.a */
|
|
int __cdecl snwprintf (wchar_t* s, size_t n, const wchar_t* format, ...);
|
|
extern __inline__ int __cdecl
|
|
vsnwprintf (wchar_t* s, size_t n, const wchar_t* format, __VALIST arg)
|
|
{ return _vsnwprintf ( s, n, format, arg);}
|
|
int __cdecl vwscanf (const wchar_t * __restrict__, __VALIST);
|
|
int __cdecl vfwscanf (FILE * __restrict__,
|
|
const wchar_t * __restrict__, __VALIST);
|
|
int __cdecl vswscanf (const wchar_t * __restrict__,
|
|
const wchar_t * __restrict__, __VALIST);
|
|
#endif
|
|
|
|
#define _WSTDIO_DEFINED
|
|
#endif /* _WSTDIO_DEFINED */
|
|
|
|
#ifndef __STRICT_ANSI__
|
|
#ifdef __MSVCRT__
|
|
#ifndef NO_OLDNAMES
|
|
_CRTIMP FILE* __cdecl wpopen (const wchar_t*, const wchar_t*);
|
|
#endif /* not NO_OLDNAMES */
|
|
#endif /* MSVCRT runtime */
|
|
|
|
/*
|
|
* Other Non ANSI wide functions
|
|
*/
|
|
_CRTIMP wint_t __cdecl _fgetwchar (void);
|
|
_CRTIMP wint_t __cdecl _fputwchar (wint_t);
|
|
_CRTIMP int __cdecl _getw (FILE*);
|
|
_CRTIMP int __cdecl _putw (int, FILE*);
|
|
|
|
#ifndef _NO_OLDNAMES
|
|
_CRTIMP wint_t __cdecl fgetwchar (void);
|
|
_CRTIMP wint_t __cdecl fputwchar (wint_t);
|
|
_CRTIMP int __cdecl getw (FILE*);
|
|
_CRTIMP int __cdecl putw (int, FILE*);
|
|
#endif /* Not _NO_OLDNAMES */
|
|
|
|
#endif /* __STRICT_ANSI */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* Not RC_INVOKED */
|
|
|
|
#endif /* _STDIO_H_ */
|